ICD-10 Diagnosis Code T47.0X4

Poisoning by histamine H2-receptor blockers, undetermined

Diagnosis Code T47.0X4

ICD-10: T47.0X4
Short Description: Poisoning by histamine H2-receptor blockers, undetermined
Long Description: Poisoning by histamine H2-receptor blockers, undetermined
This is the 2018 version of the ICD-10-CM diagnosis code T47.0X4

Not Valid for Submission
The code T47.0X4 is a "header" and not valid for submission for HIPAA-covered transactions.

Code Classification
  • Injury, poisoning and certain other consequences of external causes (S00–T98)
    • Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances (T36-T50)
      • Agents primarily affecting the gastrointestinal system (T47)

Information for Medical Professionals

  • Cimetidine overdose
  • Cimetidine overdose of undetermined intent
  • Cimetidine poisoning
  • Cimetidine poisoning of undetermined intent
  • Famotidine overdose
  • Famotidine overdose of undetermined intent
  • Famotidine poisoning
  • Famotidine poisoning of undetermined intent
  • Nizatidine overdose
  • Nizatidine overdose of undetermined intent
  • Nizatidine poisoning
  • Nizatidine poisoning of undetermined intent
  • Overdose of H2 antagonist of undetermined intent
  • Ranitidine overdose
  • Ranitidine overdose of undetermined intent
  • Ranitidine poisoning
  • Ranitidine poisoning of undetermined intent

Table of Drugs and Chemicals

The code T47.0X4 is included in the Table of Drugs and Chemicals, this table contains a classification of drugs, industrial solvents, corrosive gases, noxious plants, pesticides, and other toxic agents. Each substance in the table is assigned a code according to the poisoning classification and external causes of adverse effects. Use as many codes as necessary to describe all reported drugs, medicinal or chemical substances.

Substance Poisoning

Information for Patients


A poison is any substance that is harmful to your body. You might swallow it, inhale it, inject it, or absorb it through your skin. Any substance can be poisonous if too much is taken. Poisons can include

  • Prescription or over-the-counter medicines taken in doses that are too high
  • Overdoses of illegal drugs
  • Carbon monoxide from gas appliances
  • Household products, such as laundry powder or furniture polish
  • Pesticides
  • Indoor or outdoor plants
  • Metals such as lead and mercury

The effects of poisoning range from short-term illness to brain damage, coma, and death. To prevent poisoning it is important to use and store products exactly as their labels say. Keep dangerous products where children can't get to them. Treatment for poisoning depends on the type of poison. If you suspect someone has been poisoned, call your local poison control center at 1-800-222-1222 right away.

  • Poisoning (Medical Encyclopedia)
  • Poisoning first aid (Medical Encyclopedia)
  • Toxicology screen (Medical Encyclopedia)

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